Kingtrucker Posted November 5, 2018 Share Posted November 5, 2018 hey guys new to the forum im looking for the mack aset engine brake wiring diagram all help is great thanks Quote Link to comment Share on other sites More sharing options...
Swishy Posted November 5, 2018 Share Posted November 5, 2018 http://hr.mckenzietank.com/maint/Bulletins/45-sb266021.pdf Quote Link to comment Share on other sites More sharing options...
Kingtrucker Posted November 10, 2018 Author Share Posted November 10, 2018 thanks for the reply but not the wire under the valve cover by the wire that goes to the engine brake switch itself in the cab also the truck was a non engine brake but I installed a engine that has engine brake and the eecu to go with it install the switch in the dash but its not working am I missing something ? Quote Link to comment Share on other sites More sharing options...
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